• Aphidend

  species/stages of aphids . Mode of action Adult gall midges emerge from the pupae and deposit their eggs in the aphid colonies. After emerging from the eggs the [...] n Open the bottle in the greenhouse Place the bottle directly on the soil or rockwool slabs or hang it in-between the plants Do not scatter the contents [...] contents Once emerged, the adult gall-midges will leave the bottle and spread Dosage The dosage of Aphidend depends on climate, crop and aphid density and should

• Supplementary Feeding for Biological Control: A Complete Guide

  July 24, 2024

  Outside of this, supplementary feeding will only minimize starvation, at most slightly extending the life span of the predators at the expense of decrease [...] nutritious source of pollen. The only time it makes sense to place pollen out in peppers is right at the beginning of the crop when there is a gap in flowering [...] less thrips when Artemia is present. However, at the same time the predatory mite population is growing faster when Artemia is in the crop, so there will be

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• Canadian Thrips in Greenhouses & Grow Rooms

  September 19, 2024

  s to the plant's buds, flowers, and young fruit. It feeds on the meristems of the plant's terminals and other tender parts of the plant above the surface [...] infestation. Life Cycle of Thrips Thrips have six life stages: egg, two nymphal instars, a pre-pupa stage, a pupal stage, and an adult. The kidney-shaped [...] s and vice versa. They can be found on the underside of leaves in the top of the crop canopy, and rarely in the flowers. Their color varies from beige

• Flies

  both directly and indirectly. The type of damage depends on the species of the flies. Direct damage is the immediate result of larvae feeding on root hairs [...] nuisance, are particularly small flies of the families Sciaridae ( sciarid flies ) and Ephydridae (shore flies). The larvae of these insects generally live on [...] their large number. Larvae of flies of the family Keroplatidae (mainly Lyprauta sp.) can cause damage in potted orchids. The Spotted Wing Drosophila has

• Encarsia formosa

  reduce the reliance on chemical pesticides. Life cycle and appearance of Encarsia formosa The development of E. formosa consists of six stages: the egg, [...] in colour. The pupa of E. formosa is unique among the species of Encarsia , in that it is formed immediately beneath and in contact with the whitefly pupal [...] then consumed from the inside out by the developing larvae. The larvae feed on the internal tissues of the host, leading to its death and thereby contributing

• Understanding Orius

  July 12, 2024

  and wanting them to establish, it is best not to apply Thripor from the end of September to the end of March of the following year (between wk 39 and wk [...] works fine). Mark the introduction point(s) within the crop and/or on the scouting maps, along with date of application. Check the marked areas starting [...] Thripor will have a harder time establishing because of the amount of trichomes that can be found on the cannabis plant. Leaf hair density has also been researched

• Knowing & recognizing

  photographs, and dozens of illustrations of the most prevalent pests, diseases and their natural enemies. This book provides the reader with the necessary information [...] giving you the ability to recognize the pest or disease you are up against by means of detailed illustrations and close-up photographs. The knowledge gained [...] company The use of biological control is not a simple process, it has become a complex system in which many aspects need to be considered. The need for

• Akanthomyces muscarius

  inside the pest, the fungus grows and proliferates, ultimately leading to the death of the insect host. This process is often facilitated by the production [...] product Mycotal is a bio-insecticide that contains the highly effective blastospores of Akanthomyces muscarius Ve6. This product is the natural solution [...] weakens the pests, eventually leading to their death. Additionally, the fungus produces enzymes and toxins that further contribute to the demise of the pests

• Caterpillars

  addition to consumption of the plant, caterpillars also spoil the plant with the large quantities of frass they leave behind. Life cycle of caterpillars Caterpillar [...] to crops. The most harmful caterpillars that occur in greenhouses belong to the Noctuidae (the noctuid or owl moths), which is the largest of all lepidopteran [...] that damage greenhouse crops is the leafroller family, the Tortricidae. The name ‘leafroller’ refers to the fact that the caterpillars often live in rolled-up